Examine source code of SpringTime Fun by MaDonna

{
  "theme": {
    "images": {
      "theme_frame": "SpringTimeFun.jpg"
    },
    "colors": {
      "frame": "#dcfca1",
      "tab_background_text": "#030303"
    }
  },
  "version": "2.0",
  "name": "SpringTime Fun by MaDonna",
  "manifest_version": 2,
  "description": "My desktop wallpaper that matches is at: <a rel=\"nofollow\" href=\"https://outgoing.prod.mozaws.net/v1/8a4523cd568691c389dd9c36648dd8ce213ed6a4098dc485ecff5b4cea871abe/http%3A//nature.desktopnexus.com/wallpaper/594690/\">http://nature.desktopnexus.com/wallpaper/594690/</a>"
}